Guest guest Posted February 21, 2012 Report Share Posted February 21, 2012 Ans is option dSent from my iPhoneOn Feb 21, 2012, at 11:36 AM, ainy iqbal <dr_ainyiqbal@...> wrote: 67.The light emitted by the polymerization lamp has to be checked from time to time. The meter used for this only measures light in the range of: A. 100-199 nm B. 200-299 nm C. 300-399 nm D. 400-499 nm = Quote Link to comment Share on other sites More sharing options...
Guest guest Posted February 23, 2012 Report Share Posted February 23, 2012 halogen lamp : 400 - 520 nmLED lamp: 440 - 490 nm From: ainy iqbal <dr_ainyiqbal@...> ore group < > Sent: Tuesday, February 21, 2012 11:36 AM Subject: polymerization lamp 67.The light emitted by the polymerization lamp has to be checked from time to time. The meter used for this only measures light in the range of: A. 100-199 nm B. 200-299 nm C. 300-399 nm D. 400-499 nm Quote Link to comment Share on other sites More sharing options...
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